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Exploring the British Library's Audio Collections
- 1. Exploring the British Library’s audio collections Richard Ranft 23 September 2013 #semanticmedia
- 2. www.bl.uk 2 Exploring the British Library’s audio collections • The collections • Current access • Improving discovery and access
- 3. www.bl.uk 3 The British Library’s audio collections • Established 1955 as British Institute of Recorded Sound • National collection of UK music industry • Selected publications from overseas • Radio broadcasts • Unpublished recordings
- 4. www.bl.uk 4 Subjects • Music • Spoken word • Environments & nature
- 5. www.bl.uk 5 Extent • 8 million tracks • - from 1857 to this morning • Many formats • 66 years of listening
- 6. www.bl.uk 6 Barriers to access • High expectations (c.f. iTunes, Spotify) • Copyrights • Many non-digital tracks • Offline • Time-based = time consuming • Limited, text-based search • No serendipity
- 8. Automated enrichment/search Categorisation Music genre, language/dialect detection, mood Synchronisation Score following Transcript following Identification Speaker/ tune matching Speaker/vocalist ID Query by humming/tapping Non-text browsing Map browse Timeline browse Recommendation melody matching Cross-media linking Feature extraction Pitch, tempo, chord, time signature, rhythm Segmentation/event detection Music/speech segments Speaker/ lead instrument change Laughter, applause, emotion change Transcription Speech-to-text score generation
- 9. www.bl.uk 9 Human-led enrichment • Category tagging • Rating • Annotation • Transcription • Recommendation & review
- 11. www.bl.uk 11 Current access • Onsite: – Listening & Viewing Service – SoundServer (160,000 tracks, 2% of collections) • Off site: – BL Sounds (50,000 tracks, ½%) • Streaming • downloading
- 12. 12 Click to add title Bullet 1 – Bullet2 • Bullet 3
- 13. 13 Click to add title Bullet 1 – Bullet2 • Bullet 3
- 14. BL Sounds
- 15. • Improving access and discovery • http://sounds.bl.uk/
- 17. www.bl.uk 17
- 19. www.bl.uk 19
- 23. • CREM http://archives.crem-cnrs.fr/ • Telemeta engine http://telemeta.org/
- 24. www.bl.uk 24 Example •http://sounds.bl.uk/Arts-literature-and-performance/Early- spoken-word-recordings/024M-1CS0011556XX-0200V0 English Conversation: At the Tobacconist's (1929) Linguaphone 78rpm
- 26. www.bl.uk 26 Thanks for listening richard.ranft@bl.uk
Notas do Editor
- LM: news and TVPW: radio
- Add slide on freeze framesHigh expectations (c.f. iTunes, Spotify) x million
- Unique property of audio = no instant snapshot, thumbnail, preview
- BL Sounds – user annotation, tagging etc
- Timeline annotationIranian poet
- Audioboo track for UK SoundMap project
- Map browsingTimeline…
- SonicvisualiserMusicology for the Masses project
- Sound spectrogramse.g.Automatic measure and logging of peak, max and min frequencies, duration of elements
- Europeana Sounds, 2014-17 (if funded)MIRScore followingCrowdsourcing metadata enhancementAHRC ‘big data’ proposal
- Audio analysis, taggingVisualisationsmarkers
- JRR Tolkien. At the Tobacconist's (1929) - on British Library Sounds website